40.667°N, 89.684°W · station PIAthr · 1883–2026 · 144 years of record
The Almanac Ribbon
Every day of the year at Peoria: the record high and record low ever set (outer lines), the everyday normal range (shaded band), and the full record envelope behind it.
Record highRecord lowNormal high–low band (1991–2020)hottest ever 113°F · coldest ever -27°F
Records by Month
Month
Record high
Record low
Jan
71°Jan 23, 1909
-27°Jan 5, 1884
Feb
78°Feb 27, 2024
-26°Feb 13, 1905
Mar
87°Mar 21, 1907
-10°Mar 8, 1943
Apr
92°Apr 29, 1894
14°Apr 5, 1920
May
104°May 31, 1934
25°May 10, 1966
Jun
105°Jun 1, 1934
39°Jun 4, 1945
Jul
113°Jul 15, 1936
46°Jul 26, 1911
Aug
106°Aug 18, 1936
41°Aug 26, 1910
Sep
104°Sep 5, 1899
26°Sep 30, 1899
Oct
93°Oct 3, 2006
7°Oct 30, 1925
Nov
81°Nov 1, 1888
-2°Nov 26, 1977
Dec
71°Dec 3, 1970
-24°Dec 28, 1924
All-time
113°Jul 15, 1936
-27°Jan 5, 1884
Longest-Standing Records
The daily records that have held the longest — set in the earliest years and never beaten since. Highs power Peoria on hottestsince.com; lows on coldestsince.com.
Oldest-standing record highs
Date
Record
Set
Standing
Apr 13
85°
1883
143yrs
Jul 29
104°
1885
141yrs
Apr 22
88°
1886
140yrs
Aug 11
99°
1886
140yrs
Apr 8
84°
1887
139yrs
Apr 12
90°
1887
139yrs
May 13
93°
1887
139yrs
Jun 16
100°
1887
139yrs
Jun 17
101°
1887
139yrs
Jul 16
106°
1887
139yrs
Jul 28
104°
1887
139yrs
Aug 1
101°
1887
139yrs
Oldest-standing record lows
Date
Record
Set
Standing
Jan 9
-15°
1883
143yrs
Jan 21
-19°
1883
143yrs
Jan 22
-22°
1883
143yrs
Sep 8
41°
1883
143yrs
Jan 4
-17°
1884
142yrs
Jan 5
-27°
1884
142yrs
Jan 6
-21°
1884
142yrs
Jan 28
-22°
1885
141yrs
Feb 10
-17°
1885
141yrs
Feb 16
-13°
1885
141yrs
Feb 20
-13°
1885
141yrs
Feb 21
-10°
1885
141yrs
All-Time Extremes
Hottest ever
113°F
1936-07-15
Coldest ever
-27°F
1884-01-05
Longest heat streak
21 days
≥ 90°F · ended 1916-07-31
The Warming Trend
Peoria's annual mean temperature, each year a stripe — blue below the 1991–2020 average, red above.
Days Above / Below the Mark
13 days ≥90°F in 2026 · normal 28 · record 69 in 1887
65 days ≤32°F in 2026 · normal 121 · record 147 in 1969
The Full Record
Every day of the year, record and normal high & low with the year each record was set. Type to filter, click a column to sort.